1171674747399 has 72 divisors (see below), whose sum is σ = 1726672454640. Its totient is φ = 706699772064.

The previous prime is 1171674747391. The next prime is 1171674747421. The reversal of 1171674747399 is 9937474761711.

It is not a de Polignac number, because 1171674747399 - 2³ = 1171674747391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171674747391) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5887812702 + ... + 5887812900.

It is an arithmetic number, because the mean of its divisors is an integer number (23981561870).

Almost surely, 2^{1171674747399} is an apocalyptic number.

1171674747399 is a deficient number, since it is larger than the sum of its proper divisors (554997707241).

1171674747399 is an frugal number, since it uses more digits than its factorization.

1171674747399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574 (or 282 counting only the distinct ones).

The product of its digits is 56010528, while the sum is 66.

The spelling of 1171674747399 in words is "one trillion, one hundred seventy-one billion, six hundred seventy-four million, seven hundred forty-seven thousand, three hundred ninety-nine".